[  917.443501][T13085] PPP generic driver version 2.4.2
[  917.450212][T13085] NET: Registered PF_PPPOX protocol family
[  917.472716][T13085] l2tp_core: L2TP core driver, V2.0
[  917.479233][T13085] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  922.910254][T13171] ppp0: recursion detected
[  923.973299][T13124] ppp0: recursion detected